edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff004d10311400000000 2c180104a52313780ede50a3544c9926 0f505400000001010101010101010101 0101010101014dd000a0f0703e803020 35005ac2100000184dd000a0f0706882 30203500000000000000000000fe0054 59335843804c51313536443100000000 0002010323001200000b010a2020005f Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: a5 23 13 78 0e chroma info: de 50 a3 54 4c 99 26 0f 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 4d d0 00 a0 f0 70 3e 80 30 20 35 00 5a c2 10 00 00 18 descriptor 2: 4d d0 00 a0 f0 70 68 82 30 20 35 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fe 00 54 59 33 58 43 80 4c 51 31 35 36 44 31 descriptor 4: 00 00 00 00 00 02 01 03 23 00 12 00 00 0b 01 0a 20 20 extensions: 00 checksum: 5f EDID version: 1.4 Manufacturer: SHP Model 1431 Serial Number ... Made in week 44 of 2014 Digital display 8 bits per primary color channel DisplayPort interface Maximum image size: 35 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4, YCrCb 4:4:4 Default (sRGB) color space is primary color space First detailed timing includes the native pixel format and preferred refresh rate Display x,y Chromaticity: Red: 0.6396, 0.3291 Green: 0.2998, 0.5996 Blue: 0.1494, 0.0595 White: 0.3125, 0.3281 Established timings supported: Standard timings supported: Detailed mode: Clock 533.250 MHz, 346 mm x 194 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2222 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 133312 Hz Detailed mode: Clock 533.250 MHz, 0 mm x 0 mm 3840 3888 3920 4000 hborder 0 2160 2163 2168 2776 vborder 0 -hsync -vsync analog composite VertFreq: 48 Hz, HorFreq: 133312 Hz ASCII string: TY3XC Manufacturer-specified data, tag 0 Checksum: 0x5f (valid) EDID block does NOT conform to EDID 1.4! sRGB is signaled, but the chromaticities do not match Missing name descriptor Missing monitor ranges Detailed block string not properly terminated